Image: Madeline Mathews
Madeline Mathews Thomas
1001 Fannin Street
Suite 1800
Houston, Texas 77002


Madeline is a business lawyer in the firm’s Houston office and handles a variety of transactional matters, including real property acquisitions and divestitures and sophisticated oil and gas projects, both onshore and offshore.  She has represented clients in all phases of energy exploration, development, and production, ranging from lease drafting to complex litigation. 

Madeline has experience in drafting and negotiating purchase and sale agreements, joint operating agreements, surface use agreements, access agreements, easements, mineral conveyances, and other transactional documents.  She has represented landowners, commercial tenants, and energy companies in a variety of acquisitions and leases and has a broad understanding of title matters.

Madeline is familiar with, and interested in, the overlap between energy law and environmental law, specifically as it pertains to carbon capture and sequestration.  She is also knowledgeable about various regulatory issues involving the Texas Railroad Commission and is well-versed in business entity formation and intellectual property protections. Her prior litigation experience includes but is not limited to royalty and surface use disputes, breach of contract, breach of fiduciary duty, and indemnification. 



  • Houston Bar Association – Oil, Gas, and Mineral Law Section – Chair-Elect 2021-2022; Treasurer, 2020-2021; Secretary, 2019-2020
  • Houston Bar Association – Real Estate Law Section – Council Member, 2021-2022, 2020-2021
  • Houston Bar Association – Mergers & Acquisitions Law Section
  • State Bar of Texas – Oil, Gas, and Energy Resources Law Section
  • State Bar of Texas –  Business Law Section
  • American Bar Association – Business Law Section
  • Women's Energy Network – Houston Chapter
  • Greater Houston Partnership – Women's Business Alliance
  • Association for Corporate Growth Houston
  • Renewable Energy Alliance – Houston


  • St. John's School, Class Representative
  • Pi Beta Phi Alumnae Association
  • Texas Children’s Hospital, Online Advocate
  • American MENSA
  • Texas Exes Life Member

After Hours

"In my free time, I enjoy traveling, watching old movies with my husband, and loving on my newborn baby!"